Home / 9,515.38-14,280.08-4,517.77

Finding the Fourth Proportional to 9,515.38, 14,280.08 and 4,517.77

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Solution

The fourth proportional to 9,515.38, 14,280.08 and 4,517.77 is: 6,779.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515.38 : 14,280.08 = 4,517.77 : x
  2. Step 2: Convert to fraction form
    9,515.38/14,280.08 = 4,517.77/x
  3. Step 3: Cross multiply
    9,515.38x = 14,280.08 × 4,517.77
  4. Step 4: Simplify right side
    9,515.38x = 64,514,117.02
  5. Step 5: Solve for x
    x = 64,514,117.02/9,515.38
  6. Step 6: Final answer
    x = 6,779.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.